修改sources.list檔案
vim /etc/apt/sources.list
輸入如下内容并儲存退出:
#阿裡雲
deb http://mirrors.aliyun.com/ubuntu/ trusty main restricted universe multiverse
deb http://mirrors.aliyun.com/ubuntu/ trusty-security main restricted universe multiverse
deb http://mirrors.aliyun.com/ubuntu/ trusty-updates main restricted universe multiverse
deb http://mirrors.aliyun.com/ubuntu/ trusty-proposed main restricted universe multiverse
deb http://mirrors.aliyun.com/ubuntu/ trusty-backports main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubuntu/ trusty main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubuntu/ trusty-security main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubuntu/ trusty-updates main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubuntu/ trusty-proposed main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubuntu/ trusty-backports main restricted universe multiverse
#Ubuntu 官方源
#deb http://archive.ubuntu.com/ubuntu/ gutsy main restricted universe multiverse
#deb http://archive.ubuntu.com/ubuntu/ gutsy-security main restricted universe multiverse
#deb http://archive.ubuntu.com/ubuntu/ gutsy-updates main restricted universe multiverse
#deb http://archive.ubuntu.com/ubuntu/ gutsy-proposed main restricted universe multiverse
#deb http://archive.ubuntu.com/ubuntu/ gutsy-backports main restricted universe multiverse
#deb-src http://archive.ubuntu.com/ubuntu/ gutsy main restricted universe multiverse
#deb-src http://archive.ubuntu.com/ubuntu/ gutsy-security main restricted universe multiverse
#deb-src http://archive.ubuntu.com/ubuntu/ gutsy-updates main restricted universe multiverse
#deb-src http://archive.ubuntu.com/ubuntu/ gutsy-proposed main restricted universe multiverse
#deb-src http://archive.ubuntu.com/ubuntu/ gutsy-backports main restricted universe multiverse
更新apt軟體源:
apt-get update